<div ng-controller="AdminDataCtrl">
  <div class="text-center">
    <input type="text" ng-model="echo" placeholder="输入回声信息">
    <span class="btn btn-primary" ng-click="getWelcome();">获取欢迎信息</span>
    <hr>
    <input type="text" ng-model="user.username" placeholder="用户名">
    <input type="password" ng-model="user.password" placeholder="密码">
    <span class="btn btn-primary" ng-click="login();">登录</span>
  </div>
  <div ng-bind-html="result"></div>
  <pre ng-bind-html="jsonResult"></pre>
</div>
